Aspose.PDF for JavaScript via C++ 25.9

Author: OleksandrAndriienko

AsposePDFforJS.js

@@ -23,7 +23,7 @@ Add PDF processing, manipulation, and conversion features to your front-end appl
   - **Other formats:** Grayscale PDF, PDF/A, TeX, TXT, Markdown
 - **Manipulate** PDF structure and content:
   - Bookmarks, hyperlinks, annotations, attachments, JavaScript
-  - Fonts, metadata, layers, background color
+  - Fonts, metadata, layers, background color, tables
 - **Secure PDF documents**:
   - Encrypt, decrypt, set or change passwords
   - Configure access permissions
@@ -40,7 +40,7 @@ Add PDF processing, manipulation, and conversion features to your front-end appl
 - PDF, PDF/A
 
 **Save/Export As:**
-- **Office:** DOC, DOCX, XLS, XLSX, PPTX
+- **Office:** DOC, DOCX, DOCX(Enhanced Recognition Mode), XLS, XLSX, PPTX
 - **Images:** JPEG, PNG, BMP, TIFF, DICOM
 - **Other:** EPUB, SVG, SVG (ZIP), TeX, TXT, Grayscale PDF, PDF/A, XPS
 
@@ -53,7 +53,7 @@ Add PDF processing, manipulation, and conversion features to your front-end appl
 - **Metadata:** Set, extract, or remove metadata.
 - **Layers:** Get list of layers, merge or flatten them.
 - **Forms & Annotations:**
-  - Delete annotations, bookmarks, JavaScript
+  - Delete annotations, bookmarks, JavaScript, tables
   - Flatten forms
 - **Attachments:** Add, extract, or delete file attachments.
 - **Text Tools:**

AsposePDFforJS.wasm.zip

@@ -304,6 +304,10 @@ <h2>Aspose.PDF for JavaScript via C++</h2>
         <label for="fileOptimizeFileSize">SIZE OPTIMIZE<span class="tooltip">Optimize size of PDF-file with image compression quality</span></label>
         <input type="file" id="fileOptimizeFileSize" accept="application/pdf" onchange="ffileOptimizeFileSize(event)">
       </div>
+      <div class="column">
+        <label for="filePdfDeleteTables">DEL TABLES<span class="tooltip">Delete tables from a PDF-file</span></label>
+        <input type="file" id="filePdfDeleteTables" accept="application/pdf" onchange="ffilePdfDeleteTables(event)">
+      </div>
     </div>
   </div>
 
@@ -945,6 +949,17 @@ <h2>Aspose.PDF for JavaScript via C++</h2>
     file_reader.readAsArrayBuffer(e.target.files[0]);
   }
 
+  var ffilePdfDeleteTables = function (e) {
+    const file_reader = new FileReader();
+    file_reader.onload = (event) => {
+      const json = AsposePdfDeleteTables(event.target.result, e.target.files[0].name, "ResultPdfDeleteTables.pdf");
+      if (json.errorCode == 0) document.getElementById('output').textContent = json.fileNameResult;
+      else document.getElementById('output').textContent = json.errorText;
+      DownloadFile(json.fileNameResult, "application/pdf");
+    }
+    file_reader.readAsArrayBuffer(e.target.files[0]);
+  }
+
   var ffileToDICOM = function (e) {
     const file_reader = new FileReader();
     file_reader.onload = (event) => {

README.md

@@ -96,6 +96,7 @@
       <option value="AsposePdfEmbedFonts">Embed fonts a PDF-file</option>
       <option value="AsposePdfUnembedFonts">Unembed fonts a PDF-file</option>
       <option value="AsposePdfOptimizeFileSize">Optimize size of PDF-file with image compression quality</option>
+      <option value="AsposePdfDeleteTables">Delete tables from a PDF-file</option>
 
     <optgroup label="Metadata PDF">
       <option value="AsposePdfSetInfo">Set info (metadata) in a PDF-file</option>
@@ -332,7 +333,7 @@
             // AsposePdfReplaceFont, AsposePdfDeleteHiddenText, AsposePdfAddWatermark, AsposePdfDeleteWatermarks,
             // AsposePdfMergeLayers, AsposePdfFlatten, AsposePdfReplaceTextPages, AsposePdfMakeBooklet,
             // AsposePdfMakeNUp, AsposePdfDeleteBlankPages, AsposePdfAddStampPages, AsposePdfEmbedFonts, AsposePdfUnembedFonts,
-            // AsposePdfOptimizeFileSize
+            // AsposePdfOptimizeFileSize, AsposePdfDeleteTables,
             DownloadFile(json.fileNameResult, "application/pdf", params[0]);
         }
       }
@@ -666,6 +667,7 @@
           // AsposePdfDeleteBookmarks, AsposePdfDeleteAttachments, AsposePdfDeleteImages, AsposePdfDeleteJavaScripts,
           // AsposePdfFromTxt, AsposePdfFindHiddenText, AsposePdfDeleteHiddenText, AsposePdfDeleteWatermarks,
           // AsposePdfFlatten, AsposePdfMakeBooklet, AsposePdfDeleteBlankPages, AsposePdfEmbedFonts, AsposePdfUnembedFonts,
+          // AsposePdfDeleteTables
           transfer = [event.target.result];
           params = [event.target.result, ffile.name, `Result${operation}.pdf`];
       }

example.html

@@ -0,0 +1,35 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+  <meta name="viewport" content="width=device-width, initial-scale=1">
+  <meta charset="UTF-8">
+  <title>Aspose.PDF for JavaScript via C++</title>
+</head>
+
+<body>
+  <label for="filePdfDeleteTables">Choose a PDF-file to delete tables</label>
+  <input type="file" id="filePdfDeleteTables" accept="application/pdf" onchange="ffilePdfDeleteTables(event)">
+  <br>
+  <pre id="output"></pre>
+</body>
+<!-- Load and initiate Aspose.PDF for JavaScript via C++ -->
+<script type="text/javascript" async src="AsposePDFforJS.js"></script>
+<script type="text/javascript">
+/// [Code snippet]
+  var ffilePdfDeleteTables = function (e) {
+    const file_reader = new FileReader();
+    file_reader.onload = (event) => {
+      /*Delete tables from a PDF-file and save the "ResultPdfDeleteTables.pdf"*/
+      const json = AsposePdfDeleteTables(event.target.result, e.target.files[0].name, "ResultPdfDeleteTables.pdf");
+      if (json.errorCode == 0) document.getElementById('output').textContent = json.fileNameResult
+      else document.getElementById('output').textContent = json.errorText;
+      /*Make a link to download the result file*/
+      DownloadFile(json.fileNameResult, "application/pdf");
+    };
+    file_reader.readAsArrayBuffer(e.target.files[0]);
+  };
+/// [Code snippet]
+</script>
+
+</html>

example_worker.html

@@ -0,0 +1,50 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+  <meta name="viewport" content="width=device-width, initial-scale=1">
+  <meta charset="UTF-8">
+  <title>Aspose.PDF for JavaScript via C++</title>
+</head>
+
+<body>
+  <label for="filePdfDeleteTables">Choose a PDF-file to delete tables</label>
+  <input type="file" id="filePdfDeleteTables" accept="application/pdf" onchange="ffilePdfDeleteTables(event)">
+  <br>
+  <pre id="output">please wait for loading...</pre>
+</body>
+
+<script type="text/javascript">
+/// [Code snippet]
+  /*Create Web Worker*/
+  const AsposePDFWebWorker = new Worker("AsposePDFforJS.js");
+  AsposePDFWebWorker.onerror = evt => console.log(`Error from Web Worker: ${evt.message}`);
+  AsposePDFWebWorker.onmessage = evt => document.getElementById('output').textContent = 
+    (evt.data == 'ready') ? 'loaded!' :
+      (evt.data.json.errorCode == 0) ? `Result:\n${DownloadFile(evt.data.json.fileNameResult, "application/pdf", evt.data.params[0])}` : `Error: ${evt.data.json.errorText}`;
+
+  /*Event handler*/
+  const ffilePdfDeleteTables = e => {
+    const file_reader = new FileReader();
+    file_reader.onload = event => {
+      /*Delete tables from a PDF-file and save the "ResultPdfDeleteTables.pdf" - Ask Web Worker*/
+      AsposePDFWebWorker.postMessage({ "operation": 'AsposePdfDeleteTables', "params": [event.target.result, e.target.files[0].name, "ResultPdfDeleteTables.pdf"] }, [event.target.result]);
+    };
+    file_reader.readAsArrayBuffer(e.target.files[0]);
+  };
+/// [Code snippet]
+
+  /*Make a link to download the result file*/
+  const DownloadFile = (filename, mime, content) => {
+      mime = mime || "application/octet-stream";
+      var link = document.createElement("a"); 
+      link.href = URL.createObjectURL(new Blob([content], {type: mime}));
+      link.download = filename;
+      link.innerHTML = "Click here to download the file " + filename;
+      document.body.appendChild(link); 
+      document.body.appendChild(document.createElement("br"));
+      return filename;
+    }
+</script>
+
+</html>